document.write( "Question 73867: Please help:
\n" ); document.write( "For f(x) = 5 – 3x and g(x) = x2 – 1, find f(g(x)) and g(f(x)).\r
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Algebra.Com's Answer #52839 by rmromero(383) $\"\"$ $\"About$

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document.write( "Please help:
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document.write( "For f(x) = 5 – 3x and g(x) = x2 – 1, \r
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document.write( "find f(g(x))\r
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document.write( "   f(x) = 5 - 3x and g(x) = x^2 - 1\r
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document.write( "   f(g(x)) = 5 - 3(x^2-1)
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document.write( "           = 5 - 3x^2 + 3
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document.write( "           = 8 - 3x^2\r
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document.write( " and g(f(x)).\r
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document.write( " f(x) = 5 - 3x and g(x) = x^2 - 1\r
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document.write( "   g(f(x)) = (5 - 3x)^2 - 1
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document.write( "           = 25 - 30x + 9x^2 - 1
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document.write( "           = 24 - 30x + 9x^2 \n" );
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